This week's magazine
20 July 2024
Issue 3500
On the cover
Editor's picks
Environment
In the race to ramp up renewables, we can’t ignore heat storage
Health
Why midlife is the perfect time to take control of your future health
Environment
How incredibly simple tech can supercharge the race to net zero
Space
The physicist who wants to build a telescope bigger than Earth
Table of contents
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Life
Last common ancestor of all life emerged far earlier than thought
All life on Earth can trace its origin to LUCA, the last universal common ancestor – and now it seems this organism may have lived a few hundred million years after the planet formed
Physics
You can turn any random sequence of events into a clock
Health
Menstrual pads that turn blood solid could reduce the risk of leaks
Health
Bird flu cases may be going undetected in US dairy workers
Environment
Melting sea ice is hindering, not helping, Canadian Arctic shipping
Humans
Denisovan DNA may help modern humans adapt to different environments
Environment
Floating whale carcasses are a problem – can we predict their drift?
Health
People at risk of overdose could be fitted with an anti-opioid implant
Space
Deep pit on moon may be entrance to cave that could act as lunar base
Space
Astronauts could drink their own urine with water-recycling spacesuit
Health
People with Alzheimer’s disease benefit from spending time with horses
Health
Your pupils change size as you breathe
Life
Woolly mammoth DNA exceptionally preserved in freeze-dried ‘jerky’
Health
A long-standing mystery about breastfeeding may have been solved
Humans
The plague may have wiped out most northern Europeans 5000 years ago
Life
Lions’ record-breaking swim across channel captured by drone camera
Environment
Giant dome filled with CO2 could store excess power from renewables
Analysis
Environment
Is a vital ocean current just decades away from catastrophic collapse?
Two studies suggest the Atlantic meridional overturning circulation could collapse by the middle of the century and wreak havoc with the climate, but such predictions are controversial
Technology
Planes are under attack from GPS jamming – can we find a fix?
Environment
We are risking a heat disaster for athletes at the Olympics in Paris
Mind
Could we share dreams by synchronising REM sleep?
Features
Health
Why midlife is the perfect time to take control of your future health
The lifestyle choices you make in middle age play a particularly important role in how your brain ages
Environment
How incredibly simple tech can supercharge the race to net zero
Space
The physicist who wants to build a telescope bigger than Earth
Culture
Technology
Naomi Klein on the rise of misinformation and conspiracy influencers
Writer Naomi Klein unpacks her book Doppelganger about the "mirror world" of misinformation, conspiracy influencers and strange alt-right alliances
Comment
¿ìè¶ÌÊÓÆµ recommends YouTube series Journey to the Microcosmos
Comment
An entertaining history of gases shows science at work in daily life
Comment
Would you resurrect a dead loved one with AI, asks a new documentary
More
Chemistry
How to make a perfect baked Alaska? It’s all about thermodynamics
Getting this delicious cooked ice-cream dessert right requires a little bit of science know-how to avoid a melted disaster, says Catherine de Lange
Tom Gauld on an accidental lab order
Twisteddoodles on the two types of conference speakers
Regulars
Do academics really split hairs at work? They certainly do now!
Feedback is amazed that researchers have split a single hair from end to end. They think it will help predict who will get split ends from colouring hair and similar treatments